//
// Created by 紫霄 on 2020/5/9.
//

#ifndef LEETCODE_20_H
#define LEETCODE_20_H
#include <string>
using namespace std;
class Solution {
public:
  bool isNumber(string s) {
    const char *calculator = "+-";
    const char *eE = "eE";
  }
};
#endif // LEETCODE_20_H
